const db = require('../db/index')
exports.getArticleCates = (req, res) => {
    const sql = 'select * from ev_article_cate where is_delete=0 order by id asc'
    db.query(sql, (err, results) => {
        if (err) return res.cc(err)
        res.send({
            status: 0,
            message: '获取文章分类列表成功',
            data: results
        })
    })
}
exports.addArticleCates = (req, res) => {
    const sqlStr = 'select * from ev_article_cate where name=? or alias=?'
    db.query(sqlStr, [req.body.name, req.body.alias], (err, results) => {
        res.cc(resu);
        console.log(result)
        if (err) return res.cc(err);
        if (results.length === 2) { return res.cc('分类名称和别名被占用，请更换重试') }
        if (results.length == 1 && results[0].name === req.body.name && results[0].alias === req.body.alias) return res.cc('分类名称或别名被占用');
        if (results.length === 1 && results[0].name == req.body.name) return res.cc('分类名称被占用');
        if (results.length === 1 && results[0].alias == req.body.alias) return res.cc('分类别名被占用');
        const sql = "insert into ev_article_cate(name,alias,is_delete) values(?,?,?)"
        db.query(sql, [req.body.name, req.body.alias, '0'], (err, results) => {
            if (err) return res.cc(err)
            if (results.affectedRows !== 1) return res.cc('插入文章失败')
            res.cc('插入文章成功')
        })
    })







}
exports.deleteCateById = (req, res) => {
    const sql = 'update ev_article_cate set is_delete=1 where id=?'
    db.query(sql, req.params.id, (err, results) => {
        if (err) return res.cc(err)
        if (results.affectedRows !== 1) return res.cc('删除文章分类失败')
        res.cc('删除文章分类成功', 0)
    })
}
exports.getArtCateById = (req, res) => {
    const sql = 'select * from ev_article_cate where id=?'
    db.query(sql, req.params.id, (err, results) => {
        if (err) return res.cc(err)
        if (results.length !== 1) return res.cc('获取文章分类数据成功')
        res.send({
            status: 0,
            message: '最新',
            data: results[0]
        })

    })
}
exports.updateCateById = (req, res) => {
    const sql = 'select * from ev_article_cate where id!=? and (name=? or alias=?)'
    db.query(sql, [req.body.id, req.body.name, req.body.alias], (err, results) => {
        if (err) return res.cc(err)
        if (results.length === 2) { return res.cc('分类名称和别名被占用，请更换重试') }
        if (results.length == 1 && results[0].name === req.body.name && results[0].alias === req.body.alias) return res.cc('分类名称或别名被占用');
        if (results.length === 1 && results[0].name == req.body.name) return res.cc('分类名称被占用');
        if (results.length === 1 && results[0].alias == req.body.alias) return res.cc('分类别名被占用');
        const sqlStr = 'update ev_article_cate set ? where id=?'
        db.query(sqlStr, [req.body, req.body.id], (err, results) => {
            if (err) return res.cc(err)
            if (results.affectedRows !== 1) return res.cc('更新文章分类失败')
            res.cc('更新文章分类成功', 0)
        })
    })
}
